Definition of city :
1. A corporate town; in the United States, a town or collective body of inhabitants, incorporated and governed by a mayor and aldermen or a city council consisting of a board of aldermen and a common council; in Great Britain, a town corporate, which is or has been the seat of a bishop, or the capital of his see.
2. A large town.
3. The collective body of citizens, or inhabitants of a city.
dormitory town, charter, asphalt jungle, citified, county seat, metropolitan, venue, setting, megalopolis, boom town, the big smoke, whereabouts, city-state, conurbation, civic, citywide, capital, locale, urban, municipal, site, cosmopolis, civil, megacity, base, urban center, civilization, county town, cityscape, scene, location, built-up, center, city planning
region (part of speech: noun)
duchy, sector, area, place, plot, commonweal, Shire, precinct, earldom, division, borough, zone, nation, lot, county, bailiwick, empire, dukedom, domain, beat, parcel, canton, circuit, neighborhood, territory, kingdom, colony, province, country, town, region, riding, tract, quarter, municipality, district, field, realm, state, locality
town (part of speech: noun)
regional (part of speech: adjective)